CN101641158A - Inner shell intended for a gyratory crusher, and method of attaching such a shell on a crushing head - Google Patents
Inner shell intended for a gyratory crusher, and method of attaching such a shell on a crushing head Download PDFInfo
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- CN101641158A CN101641158A CN200880009490A CN200880009490A CN101641158A CN 101641158 A CN101641158 A CN 101641158A CN 200880009490 A CN200880009490 A CN 200880009490A CN 200880009490 A CN200880009490 A CN 200880009490A CN 101641158 A CN101641158 A CN 101641158A
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- 238000000034 method Methods 0.000 title claims description 23
- 239000000463 material Substances 0.000 claims description 15
- 238000013467 fragmentation Methods 0.000 claims description 8
- 238000006062 fragmentation reaction Methods 0.000 claims description 8
- 230000008901 benefit Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000010008 shearing Methods 0.000 description 5
- 230000003321 amplification Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2/00—Crushing or disintegrating by gyratory or cone crushers
- B02C2/02—Crushing or disintegrating by gyratory or cone crushers eccentrically moved
- B02C2/04—Crushing or disintegrating by gyratory or cone crushers eccentrically moved with vertical axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2/00—Crushing or disintegrating by gyratory or cone crushers
- B02C2/005—Lining
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
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- Mechanical Engineering (AREA)
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- Crushing And Grinding (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
An inner shell (4) has a first part of a lug-notch arrangement, which first part is arranged to co-operate with a second part of the arrangement to prevent rotation of the inner shell (4) relative toa crushing head (3). The inner shell (4) has a contact surface in its upper portion and is arranged to be pressed towards the lower portion (10) of the crushing head (3) by a pressing force which is obtained by tightening at least two threaded bolts, which are arranged in the upper portion (12) of the crushing head (3) such that their longitudinal direction is substantially parallel to the symmetry axis (S) of the crushing head (3).
Description
Technical field
The present invention relates to a kind of method that in gyratory crusher, inner housing is connected to crushing head, this crushing head has bottom part and top part, its top part is narrower than its underpart part, and inner housing is arranged to limit the broken gap that is used to receive the material for the treatment of fragmentation with the shell body of disintegrating machine.
The invention further relates to a kind of inner housing, it is configured to be connected to crushing head in gyratory crusher, this crushing head has bottom part and top part, and its top part is narrower than its underpart part, so that limit the broken gap that is used to receive the material for the treatment of fragmentation with shell body.
The invention still further relates to a kind of gyratory crusher.
Background technology
The gyratory crusher of the above-mentioned type can be used for for example mineral and stone material are broken into reduced size.Gyratory crusher is provided with crusher shaft and crushing head usually, and crushing head installs and be arranged to support first crushing shell of the form of inner housing around described axle.Gyratory crusher further has framework, and second crushing shell of the form of shell body is installed on this framework.Second crushing shell limits broken gap with first crushing shell, treats that broken material can be introduced in the broken gap.
In the process of fragmentation procedure, crushing shell is worn, and this means that they need periodic replacement.First crushing shell that replacing is installed on the crushing head means loosening hold-down nut or screw usually.In US 2006/0113414, describe loosening hold-down screw and be included in over the relatively method of effort, for example use blowpipe and sledgehammer.In the view of this application, US2006/0113414 discloses the alternative solution that comprises baffle plate, and it is arranged to push first crushing shell towards crushing head.Baffle plate arrives stud by means of bolting, and stud and crusher shaft are threadedly engaged with.Baffle plate is provided with and engages the corresponding lug or the notch of lug on first crushing shell.Because shattering process, first crushing shell will rotate around crushing head.Thereby first crushing shell also will cause baffle plate rotation, this and then rotation stud, and the result is that stud tightens to crusher shaft, has therefore guaranteed that first crushing shell is fixed to crushing head.
The shortcoming of disclosed fixture is in US 2006/0113414, and it requires the installation of a large amount of parts that first crushing shell is fixed to crushing head, and is used for the bolt that baffle plate is fixed on the stud is subjected to higher load.
Summary of the invention
The purpose of this invention is to provide and a kind of inner housing is connected to the method for the crushing head of gyratory crusher, this method comprises several steps, and only produces little load on the parts that inner housing are fixed to crushing head.
This purpose realizes by the method according to the preamble of claim 1, the method is characterized in that:
By inner housing being installed on the crushing head on the direction of the bottom part of crushing head in the top part from crushing head, inner housing forms with crushing head and contacts,
At least one lug is used to prevent unrestrictedly rotate with respect to described crushing head when inner housing is on being installed in crushing head,
Inner housing is pressed towards the bottom part of crushing head by means of at least two screw bolts, these at least two screw bolts are disposed in the top part of crushing head, make the longitudinal direction of bolt be basically parallel to the axis of symmetry of crushing head, and bolt is fastened then.
An advantage of this method is that housing can for example be installed with described bolt spanner and spanner coupling, that have fixed claw by means of the workshop tools of routine.Do not exist a little bolt from fastening, this helps dismantling inner housing.Lug prevents that inner housing from centering on crushing head rotation, the bolt that this has reduced the load on the bolt and has allowed to use relative reduced size.
According to preferred implementation, spring element is arranged between described two screw bolts and the inner housing at least.An advantage of this embodiment is that the change in size that housing stands usually can be absorbed by spring element during fragmentation procedure, and bolt does not stand excessive load, and/or reduce greatly towards the power of crushing head extruding inner housing.
Suitably, described at least two screw bolts are fastened to such degree, that is: after described at least two bolts are fastened, described at least one spring element remain on the spring element under its no load condition gapping of spring at least 5%.An advantage of this embodiment is that spring element can absorb the change in size of inner housing on both direction.
According to a kind of embodiment, described at least two screw bolts are inserted in the bolt hole in the flange that is arranged in the top part that is arranged in inner housing, and bolt is fastened so that push described flange, and therefore inner housing is pressed to the bottom part of crushing head.Flange has realized comprising the very simply design of less parts.
According to another kind of embodiment, described at least two bolts are inserted in the bolt hole that is arranged in the clamping ring, and bolt is fastened so that described clamping ring is pressed to the top part of inner housing.Clamping ring allows to use the inner housing of very simple design.
Another object of the present invention provides inner housing, and it is easy to be installed on the crushing head of gyratory crusher and is easy to disassemble from it.
This purpose is passed through to realize according to the inner housing of the preamble of claim 6, described inner housing is characterised in that, it has the first of lug-notch arrangement, described first is arranged to prevent that inner housing from unrestrictedly rotating with respect to crushing head when cooperating with the second portion of described lug-notch arrangement, described inner housing further has contact-making surface in the part at an upper portion thereof, and be arranged to by acting on the contact-making surface and being pressed towards the bottom part of crushing head at least by the extruding force that fastening two screw bolts obtain, described at least two screw bolts are disposed in the top part of crushing head, make the longitudinal direction of at least two screw bolts be basically parallel to the axis of symmetry of crushing head.
An advantage of this inner housing is that it allows to use the bolt that is easy to mount and dismount, and guarantees simultaneously inner housing firmly is connected to crushing head.In addition, this also becomes possibility by the following fact, that is: the function of the fastening inner housing of realizing by means of bolt, this function with realize by means of lug-notch arrangement prevent that inner housing from centering on the function that crushing head rotates and separating.
According to a kind of embodiment, lug is formed on the inner housing.According to another embodiment, notch is formed on the inner housing, preferably forms at an upper portion thereof in the part.
According to preferred implementation, inner housing is provided with spring base, and spring base is configured at least one spring element is arranged between inner housing and described two screw bolts at least.Spring base allows inner housing to be pressed towards crushing head by spring force, this means that the change in size of inner housing can obtain handling, and can not make bolt stand excessive load or make bed knife become too little.
Further purpose of the present invention provides gyratory crusher, and wherein inner housing is than the installation and removal that are easier in the disintegrating machine of prior art.
This purpose is passed through to realize according to the gyratory crusher of the preamble of claim 14, described disintegrating machine is characterised in that, inner housing has the first of lug-notch arrangement, the corresponding second portion of lug-notch arrangement is arranged as contiguous crushing head, to be used to preventing that inner housing from unrestrictedly rotating with respect to crushing head, inner housing is pressed towards the bottom part of crushing head by means of at least two screw bolts, these at least two screw bolts are disposed in the top part of crushing head, make the longitudinal direction of at least two screw bolts be basically parallel to the axis of symmetry of crushing head.
An advantage of this gyratory crusher is inner housing by means of device, and promptly bolt and lug fix, and this device is easy to installation and removal, and is not easy to block in the operating process of disintegrating machine.
According to preferred implementation, described at least one spring element comprises disc spring, helical spring or rubber bushing.These devices are simple and firm spring elements, and it can produce the spring force of expectation in conjunction with the bolt that inner housing is fixed to crushing head.
Preferably, do not have can be around the mainshaft nut of the axis of symmetry rotation of the vertical axes of supporting crushing head for gyratory crusher.According to prior art, this mainshaft nut is used for inner housing is fixed to crushing head, and the internal diameter of this mainshaft nut is basic consistent with the external diameter of vertical axes, and mainshaft nut can be screwed in the screw thread of correspondence of top part of vertical axes.The internal diameter of such mainshaft nut is generally about 30-100cm and is screwed onto on the neighboring of axle, and this mainshaft nut is difficult to install and often block in the operating process of disintegrating machine.If such nut can be avoided, this is possible in gyratory crusher according to the present invention, can save many times so when the installation and removal inner housing.
By reading the following description and the appended claims, further advantage of the present invention and feature will be tangible.
Description of drawings
Below, will and the present invention be described with reference to the drawings by means of embodiment.
Fig. 1 is the schematic sectional view of gyratory crusher.
Fig. 2 is being used in the fixing schematic sectional view of the device of inner housing of disintegrating machine according to first embodiment.
Fig. 3 a is the zoomed-in view of area I IIa shown in Figure 2.
Fig. 3 b shows the fixedly schematic sectional view of the principle of inner housing.
Fig. 4 is sideling from the 3-D view of the inner housing seen down.
Fig. 5 be sideling from the 3-D view of crushing head.
Fig. 6 is the schematic side elevation that is used for inner housing is fixed to the device of gyratory crusher according to second embodiment.
Fig. 7 is the side view of the different parts of device shown in Figure 6.
Fig. 8 is the side view of the inner housing on being installed in crushing head the time.
Fig. 9 is the schematic sectional view that is used for inner housing is fixed to the device of gyratory crusher according to the 3rd embodiment.
Figure 10 a is the sectional view of the inner housing on being installed to crushing head the time.
Figure 10 b is the amplification sectional view of the regional Xa shown in Figure 10 a.
Figure 11 is sideling from the 3-D view of the inner housing seen down.
Figure 12 be sideling from the 3-D view of crushing head.
The specific embodiment
Fig. 1 schematically shows has the basic vertically gyratory crusher of crusher shaft 1.Crusher shaft 1 is installed in its 2 places, lower end prejudicially.In the top, crusher shaft 1 is supporting crushing head 3.First crushing shell of the form of inner housing 4 is installed in the outside of crushing head 3.Second crushing shell of the form of shell body 5 is around inner housing 4.Inner housing 4 and shell body 5 are limited with broken gap 6 between them, the width of broken gap 6 in axial cross section is along with reducing downwards, as shown in Figure 1.Shell body 5 is connected to crusher frame 7, and this is schematically illustrated in Fig. 1.Crusher shaft 1, and therefore crushing head 3 and inner housing 4 can raise and reduce by means of the hydraulic regulating device (not shown).The motor (not shown) is arranged to make crusher shaft 1, and therefore crushing head 3 is carried out the rotary oscillation motion in the operating process of disintegrating machine, that is: in this motion process, these two crushing shells 4,5 all move away mutually along the close mutually also radially relative bus of rotation bus.Treat that broken material can be introduced in the broken gap 6, and between two housings 4,5, be broken.
Fig. 2 shows the crushing head 3 of crusher shaft 1 and supporting inner housing 4 in the mode in cross section.When material is broken in gyratory crusher, huge extruding force will act on the inner housing 4.For guaranteeing that such extruding force is passed to crushing head 3 and passed to crusher shaft 1 then by inner housing 4, inner housing 4 need be fastened firmly to crushing head 3.Fragmentation procedure is also attempted generation to make the power of inner housing 4 around crushing head 3 rotations.Fixture 8 is arranged to make inner housing 4 to be fixed to crushing head 3 by this way, that is: make capablely can pass to crushing head 3 by inner housing 4, and stop inner housing 4 around crushing head 3 rotations simultaneously.As describing in more detail below, fixture 8 also is arranged in such a way, that is: allow when inner housing 4 is worn and need to change, and inner housing 4 is easy to separate from crushing head 3.
Crushing head 3 has the shape that supports cone, and has bottom part 10 and top part 12.As shown in Figure 2, top part 12 is narrower than bottom part 10.When being installed in inner housing 4 on the crushing head 3, apply the inner housing 4 of basic conical in shape towards the direction of the bottom part 10 of crushing head 3 along top part 12 from the crushing head 3 of similar conical in shape.Then, by in the mode shown in Fig. 2 towards the bottom part 10 of crushing head 3 to lower compression inner housing 4, use fixture 8 that inner housing 4 is fastened to crushing head 3.
Fig. 3 a illustrates in greater detail fixture 8.Fixture 8 comprises eight screw bolts, be the spring element of form of eight spring stakes (spring pile) and eight screwed holes in the top of crushing head part 12, a bolt 14 is wherein only arranged shown in Fig. 3 a, for each bolt is provided with a spring stake and a spring stake 16 is only arranged shown in Fig. 3 a, a hole 18 is only arranged shown in Fig. 3 a.Bolt 14 is basically parallel to the axis of symmetry S of crusher shaft 1 and crushing head 3 on their longitudinal direction, as shown in Figure 2.Fixture 8 further comprises protective cover 20, and the material that protective cover 20 is designed to protect bolt 14 and spring stake 16 not to be fed to disintegrating machine influences.Inner housing 4 part 22 places at an upper portion thereof is provided with the flange 24 of basic horizontal.
Fig. 3 b illustrates in greater detail the principle that inner housing 4 is fixed to crushing head 3.The flange 24 of inner housing 4 has contact-making surface 26.Contact-making surface 26 has spring base 28.By bolt 14 spring stake 16 is fixed between the head 30 and spring base 28 of bolt 14.When inner housing 4 is fastened to crushing head 3, at first spring stake 16 is slided on each bolt 14.Then, each bolt 14 is inserted the screwed hole that is associated 18 of the top part 12 of passing the through bolt hole 18 that is associated in the flange 24 and entering into crushing head 3.Then, the back-up wrench by means of the head 30 that is applied to bolt 14 tights a bolt 14 by this way, that is: the spring base 28 that makes the head 30 of bolt 14 force spring stake 16 to be resisted against to be arranged on the contact-making surface 26.Therefore this will cause bolt 14 crush ribs 24, and towards crushing head 3 extruding inner housings 4 downwards, shown in Fig. 3 b, and inner housing 4 will be fastened to crushing head 3.Shown in Fig. 3 b, after bolt 14 had been secured to desired torque, spring stake 16 had height H.This height H should make spring stake 16 keep at least 5% of its initial gapping of spring.This has following implication: for example, spring stake 16 can have the total height of 30mm under the no load condition fully, and under complete compressive state, has the total height of 10mm when promptly not having gapping of spring to keep at all.Therefore, total gapping of spring of spring stake 16 is 30-10=20mm.When bolt 14 is secured to desired torque, should keep at least 5% of gapping of spring, promptly when bolt 14 is secured to desired torque, should keep the 0.05*20mm=1.0mm at least of initial gapping of spring.Therefore, after bolt 14 is secured to desired torque, should be at least 10+1.0=11mm according to the height H of Fig. 3 b.The spring constant that should be understood that spring stake 16 is chosen as and makes desirable tightening torque can be used in bolt 14, and the residue gapping of spring of spring stake 16 is become such as desirable the lacking of the above.
When material is broken in gyratory crusher, material will influence inner housing 4.In many cases, this means inner housing 4 pushed outwards and its vertical extension increases.This vertical extension causes upwards expansion of inner housing 4, this means flange 24 quilts dislocation straight up, shown in Fig. 3 b.Because also keep certain gapping of spring in bolt 14 fastened spring stakes 16 afterwards, so the upwards dislocation of flange 24 can not produce excessive load on bolt 14, this is because the vertical upwards dislocation of flange 24 can be absorbed by spring stake 16.
Fig. 4 shows inner housing 4 and how within it is provided with along equally distributed four lugs 36 of the inner rim of inner housing 4 in portion and the bottom part 34.Four lugs 36 form the first of lug-notch arrangement, and it is designed to stop inner housing 4 around crushing head 3 rotations, and this will be described in greater detail below.
Fig. 5 shows the crushing head 3 that has eight screwed holes 18 in the part 12 at an upper portion thereof, and it is used for the bolt 14 shown in Fig. 3 a and Fig. 3 b.Be provided with four notches in the bottom of crushing head 3 part 10, wherein only have two notches 38 shown in Figure 5, notch evenly distributes along the periphery of crushing head 3.Notch 38 constitutes the second portion of above-mentioned lug-notch arrangement.When inner housing 4 was installed on the crushing head 3, inner housing 4 was reduced on the crushing head by this way, that is: make the lug 36 of inner housing 4 inside be moved into the corresponding notch 38 of the neighboring of crushing head 3 and engage.When lug 36 engaged with notch 38, inner housing 4 can not be with respect to crushing head 3 rotations.This means that in gyratory crusher during the crushing material, the bolt 14 shown in Fig. 3 a and Fig. 3 b can not be subjected to shearing force.By avoiding shearing force, bolt 14 risks destroyed or that block are greatly reduced.
Fig. 6 shows the installation of inner housing 104 to the crushing head 103, and crushing head 103 is installed on the crusher shaft 101.When inner housing 104 is fastened to crushing head 103, used fixture 108, wherein, fixture 108 comprises clamping ring 124.
Fig. 7 illustrates in greater detail fixture 108 and inner housing 104.Inner housing 104 is provided with conical contact face 126 in part 122 inside at an upper portion thereof.Inner housing 104 further at an upper portion thereof part 122 places be provided with the first of the lug-notch arrangement of notch 138 forms, it is formed in the periphery of inner housing 104.Clamping ring 124 has conical contact face 127, and conical contact face 127 is arranged to engage contact-making surface 126, and pushes inner housing 104 downwards towards crushing head 103, as shown in Figure 7.Clamping ring 124 is provided with several directing pin 129, and directing pin 129 is arranged to be inserted in the corresponding guide pin hole 131 in the top part 112 of crushing head 103.The purpose of directing pin 129 is to prevent that clamping ring 124 is with respect to crushing head 103 rotations.Crushing head 103 further has eight threaded bolt holes 118 with the threaded bolt holes 18 basic identical designs shown in Fig. 3 a and Fig. 3 b at an upper portion thereof in the part 112.Clamping ring 124 has eight through bolt holes 132, and the position in through bolt hole 132 is corresponding with the position of threaded bolt holes 118.Eight bolts 114 are arranged to insert the through bolt hole of passing in the clamping ring 124 132 abreast with the axis of symmetry S of crushing head 103, and are screwed in the bolt hole 118 of crushing head 103.Each bolt 114 is provided with the spring stake 116 with above-mentioned spring stake 16 similar types.The bolt hole 132 that extends through clamping ring 124 is partly immersed oneself in and is had a spring base 128, as shown in Figure 7, this means that before spring stake 116 each spring base 128 in the bolt hole separately 132 of clamping ring 124, each spring stake 116 will penetrate into certain distances in the clamping ring 124.When bolt 114 is secured to desired torque, they will oppress clamping ring 124 downwards towards crushing head 103 and towards the contact-making surface 126 of inner housing 104, as shown in Figure 7.Bolt 114 is fastened in the above described manner, that is: make spring stake 116 keep at least 5% of its gapping of spring under no load condition.Therefore, fixture 108 is according to the principle work similar to fixture 8, and difference is that bolt 114 promotes clamping rings 124 downwards, and clamping ring 124 and then promote inner housings 104 downwards towards crushing head 103.
Clamping ring 124 further is provided with two recesses in the part at an upper portion thereof, and one of them recess 137 shows at Fig. 7.Two lugs 136 that form the second portion of described lug-notch arrangement are configured to by means of the bolt in the associated recess 137 of clamping ring 124 139 fixing.Lug 136 designs by this way, that is: will penetrate into when each lug 136 is in being fixed to associated recess 137 in the corresponding notch 138 in the top part 122 of inner housing 104.Lug 136 will prevent thus that inner housing 104 is with respect to clamping ring 124 rotations.Because clamping ring 124 prevents with respect to crushing head 103 rotations by means of directing pin 129 again, inner housing 104 can not be with respect to crushing head 103 rotations.Therefore, the similar principle according to especially describing with reference to figure 4-5 has obtained the fixed and arranged structure, wherein because any such shearing force is absorbed by lug-notch structure, so bolt 114 is not subjected to shearing force.
By means of bolt 114 clamping ring 124 is being installed, and by to fix each recess 137 and after the attaching clamp 136 with respect to the such mode turn in the position of each notch 138, by means of two bolts 121 protective cover 120 is installed, bolt 121 is screwed onto clamping ring 124.
Fig. 8 shows the inner housing 104 after being assembled into inner housing 104 on the crushing head 103 by means of fixture 108.As shown in the figure, the true visible part of unique device 108 is protective cover 120, notch 138 and lug 136, the fixing notch 138 of this lug 136 wherein, and therefore with respect to clamping ring 124 and therefore with respect to the fixing inner housing 104 of crushing head 103.
Fig. 9 shows and is suitable for the crushing head 203 that crushing head therein uses in the disintegrating machine type of hard-wired crusher shaft rotation, for example referring to Fig. 1 of US 2006/0113414A1.Fig. 9 of the application further shows the inner housing 204 of being arranged to be fastened to by means of fixture 208 crushing head 203, and wherein, fixture 208 comprises clamping ring 224.
On part 222 inboards, the top of inner housing 204, inner housing 204 is provided with conical contact face 226.Clamping ring 224 has conical contact face 227, and conical contact face 227 is arranged to be movable to and is engaged with described contact-making surface 226 and towards crushing head 203 extruding inner housings 204 downwards, as shown in Figure 9.In the top of crushing head 203 part 212, crushing head 203 further has four threaded bolt holes 218 with the threaded bolt holes 18 basic identical designs shown in Fig. 3 a and Fig. 3 b.Clamping ring 224 has four through bolt holes 232, and the position in through bolt hole 232 is corresponding with the position of threaded bolt holes 218.Four bolts 214 are arranged to insert and pass the bolt hole 232 that extends through clamping ring 224 and be screwed onto in the bolt hole 218 in the crushing head 203.As shown in Figure 9, the longitudinal extension part of bolt 214 is basically parallel to the axis of symmetry S of crushing head 203.Protective cover 220 is arranged to be screwed to clamping ring 224 by means of centre bolt 221.
Figure 10 a shows inner housing 204 and how to be installed to crushing head 203 by means of fixture 208.Protective cover 220 is installed on the fixture 208 by means of centre bolt 221, and protection fixture 208, with the influence of avoiding entering for the treatment of broken material.
Figure 10 b is the zoomed-in view in the Xa zone shown in Figure 10 a.As shown, each bolt 214 is provided with the spring stake 216 with above-mentioned spring stake 16 similar types.Bolt 214 has bolt head 230, and bolt head 230 forces the spring base 228 of spring stake 216 in the clamping ring 224 via packing ring 231.Bolt 214 is fastening in the above described manner, that is: spring stake 216 keeps at least 5% of its gapping of spring under no load condition.Therefore, fixture 208 is according to the principle work similar to fixture 8, and difference is that bolt 214 promotes clamping rings 224 downwards, and clamping ring 224 and then promote inner housings 204 downwards towards crushing head 203.
Figure 11 shows inner housing 204, and how within it portion and top part 222 are provided with along equally distributed two lugs 236 of the inner rim of inner housing 204.These two lugs 236 form the first of lug-notch arrangement, and it is configured to stop inner housing 204 unrestrictedly to rotate around crushing head 203, and this will illustrate in greater detail below.
Figure 12 shows crushing head 203.Two notches 238 are formed in the top part 212 of crushing head 203, and two notches 238 distribute along the periphery of crushing head 203 is even.Notch 238 forms the second portion of above-mentioned lug-notch arrangement.When inner housing 204 was installed on the crushing head 203, inner housing 204 was reduced on the crushing head 203 by this way, that is: the corresponding notch 238 that is moved in the neighboring with crushing head 203 of the lug 236 on inner housing 204 inboards engages.When lug 236 engaged with notch 238, inner housing 204 was significantly reduced with respect to the ability of crushing head 203 rotations.This means that in gyratory crusher during the crushing material, the bolt 214 shown in Figure 10 a and Figure 10 b can not be subjected to excessive shearing force.In the embodiment shown in Figure 11 and Figure 12, the permissible maximum rotation of inner housing 204 is moving less than half-turn.Notch 238 can design by some optional modes, for example can provide single notch, to such an extent as to it is wide that inner housing turns a whole circle nearly, but is no more than a circle.All right, and preferred usually, make notch narrower, thereby inner housing is rotatable less than 1/4th circles, or most preferred, do not rotate around crushing head.
Should be understood that in the scope of the present invention that is defined by the following claims, a plurality of improvement of above-described embodiment are possible.
For example should be understood that, can use the lug-notch arrangement of other type, and the design of lug and notch, quantity and position changeableization.
Described above how to be connected inner housing by means of bolt with bolt head and the threaded rod type that is connected to bolt head.Should be understood that the bolt that also can use other type, for example stud.Under the situation of stud, when fastening, nut is screwed on the stud.This means that nut has served as a kind of bolt head.
According to above description, the spring element that is applied between bolt 14 and the inner housing 4 can be spring stake 16.Should be understood that when execution is of the present invention, can use many dissimilar spring elements.The example of suitable spring element has disc spring, helical spring, rubber bushing or the like.
According to above description, four or eight bolt 14,114,214 fastening inner housings 4,104,204 have been used.The quantity that should be understood that bolt can change on a large scale.Usually 2 to 20 bolts of preferred use fix inner housing, even more preferably use 3 to 16 bolts, and the threaded bolt holes 18,118,218 of respective amount, and they suitably distribute symmetrically along the periphery of crushing head.
The disclosure of Swedish patent application No.0701184-4 is incorporated into by reference at this, and the application requires the priority of above-mentioned application.
Claims (20)
1. method that in gyratory crusher, inner housing (4) is connected to crushing head (3), described crushing head (3) has bottom part (10) and top part (12), the top part (12) of described crushing head (3) is narrower than its underpart part (10), and the shell body (5) that described inner housing (4) is configured to described disintegrating machine limits the broken gap (6) that is used to receive the material for the treatment of fragmentation
It is characterized in that,
By described inner housing (4) being installed on the described crushing head (3) on the direction of the bottom part (10) of described crushing head (3) in the top part (12) from described crushing head (3), described inner housing (4) forms with described crushing head (3) and contacts,
At least one lug (36; 136) be used to prevent described inner housing (4) be installed in described crushing head (3) when going up with respect to the unrestricted rotation of described crushing head (3),
Described inner housing (4) is pressed towards the bottom part (10) of described crushing head (3) by means of at least two screw bolts (14), described bolt (14) is disposed in the top part (12) of described crushing head, make the longitudinal direction of described bolt (14) be basically parallel to the axis of symmetry (S) of described crushing head (3), and described then bolt is fastened.
2. the method for claim 1, wherein at least one spring element (16) is arranged between described two screw bolts (14) and the described inner housing (4) at least.
3. method as claimed in claim 2, wherein said at least two screw bolts (14) are secured to such degree, that is: after described at least two screw bolts (14) are fastened, described at least one spring element (16) remain on the described spring element (16) under its no load condition gapping of spring at least 5%.
4. as each described method of claim 1-3, wherein said at least two screw bolts (14) are inserted in the bolt hole (32) in the flange (24) that is arranged in the top part (22) that is arranged in described inner housing (4), and described bolt is fastened, thereby push described flange (24), and therefore described inner housing (4) is pressed to the described bottom part (10) of described crushing head (3).
5. as each described method of claim 1-3, wherein said at least two bolts (114; 214) be inserted into and be arranged on clamping ring (124; 224) Nei bolt hole (132; 232) in, and described bolt is fastened, thereby with described clamping ring (124; 224) press to described inner housing (104; 204) described top part (122; 222).
6. inner housing, it is configured to be connected to crushing head (3) in gyratory crusher, described crushing head (3) has bottom part (10) and top part (12), the top part (12) of described crushing head (3) is narrower than its underpart part (10), so that limit the broken gap (6) that is used to receive the material for the treatment of fragmentation with shell body (5)
It is characterized in that described inner housing (4) has the first (36 of lug-notch arrangement; 138), described first be arranged to the second portion (38 of described lug-notch arrangement; Prevent described inner housing (4) with respect to the unrestricted rotation of described crushing head (3) when 136) cooperating, described inner housing (4) is part (22 at an upper portion thereof; 122) also has contact-making surface (26 in; 126), and described inner housing be arranged to by acting on described contact-making surface (26; 126) extruding force that goes up and obtain and be pressed towards the described bottom part (10) of described crushing head (3) by fastening at least two screw bolts (14), described at least two screw bolts (14) are disposed in the described top part (12) of described crushing head (3), make the longitudinal direction of described at least two screw bolts (14) be basically parallel to the axis of symmetry (S) of described crushing head (3).
7. inner housing as claimed in claim 6, described inner housing is (22) flange (24) of locating to have basic horizontal in the top, described flange (24) has at least two bolts hole (32), and described at least two screw bolts (14) can be inserted in described two bolts hole (32) at least.
8. inner housing as claimed in claim 6, wherein said contact-making surface (126; 226) be arranged to absorb from clamping ring (124; 224) extruding force, described clamping ring (124; 224) be adapted to pass through described at least two screw bolts (114; 214) be pressed against described contact-making surface (126; 226).
9. as each described inner housing of claim 6-8, wherein said first comprises and is formed on described inner housing (4; 204) at least one lug (36 of going up and on the direction of described crushing head, giving prominence to; 236), described at least one lug (36; 236) be arranged to engage and be formed on described crushing head (3; 203) in and be the notch (38 of correspondence of the part of described second portion; 238).
10. inner housing as claimed in claim 9, wherein said at least one lug (236) are arranged in the top part (222) of described inner housing (204).
11. each described inner housing as claim 6-8, wherein said first comprises at least one notch (138) that is formed in the described inner housing (104), and described at least one notch (138) is arranged to engage that contiguous described crushing head (103) forms and as the lug (136) of the correspondence of the part of described second portion.
12. inner housing as claimed in claim 11, wherein said at least one notch (138) are arranged in the top part (122) of described inner housing (104).
13. as the described inner housing of claim 6-12, it is provided with spring base (28), described spring base (28) is configured for a spring element (16) is arranged between described inner housing (4) and described two screw bolts (14) at least.
14. gyratory crusher, comprise inner housing, (4) and shell body, (5), described inner housing, (4) be connected to crushing head, (3), described crushing head, (3) has the bottom part, (10) and the top part, (12), described crushing head, (3) top part, (12) than its underpart part, (10) narrow, described shell body, (5) be connected to the framework of a part that forms described disintegrating machine, (7), and described shell body and described inner housing, (4) limit the broken gap that is used to receive the material for the treatment of fragmentation together, (6)
It is characterized in that
Described inner housing (4) has the first (36 of lug-notch arrangement; 138), the corresponding second portion (38 of described lug-notch arrangement; 136) be arranged to contiguous described crushing head (3), to be used to preventing that described inner housing (4) is with respect to the unrestricted rotation of described crushing head (3), described inner housing (4) is pressed towards the bottom part (10) of described crushing head (3) by means of at least two screw bolts (14), described at least two screw bolts (14) are disposed in the top part (12) of described crushing head (3), make the longitudinal direction of described at least two screw bolts (14) be basically parallel to the axis of symmetry (S) of described crushing head (3).
15. gyratory crusher as claimed in claim 14, wherein at least one spring element (16) is arranged between described two screw bolts (14) and the described inner housing (4) at least.
16. gyratory crusher as claimed in claim 15, wherein said at least two screw bolts (14) are secured to such degree, that is: described at least one spring element (16) remain on the described spring element (16) under its no load condition gapping of spring at least 5%.
17. as claim 15 or 16 described gyratory crushers, wherein said at least one spring element (16) comprises disc spring, helical spring or rubber bushing.
18. as each described gyratory crusher of claim 14-17, it does not have can be around the mainshaft nut of the axis of symmetry rotation of the vertical axes of the described crushing head of supporting.
19. each described gyratory crusher as claim 14-18, wherein said inner housing (4) is provided with flange (24) in the part (22) at an upper portion thereof, described at least two bolts (14) can be inserted in the bolt hole (32) in the described flange (24), and oppress described flange (24) and therefore oppress described inner housing (4) towards the bottom part (10) of described crushing head (3).
20. as each described gyratory crusher of claim 14-18, wherein said at least two bolts (114; 214) be inserted into and be arranged on clamping ring (124; 224) Nei bolt hole (132; 232) in, described clamping ring (124; 224) engage described inner housing (104; 204) top part (122; 222), and described bolt (114; 214) towards described crushing head (103; 203) bottom part is oppressed described clamping ring (124; 224) and therefore oppress described inner housing (104; 204).
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE0701184A SE531280C2 (en) | 2007-05-16 | 2007-05-16 | Inner mantle for a gyratory crusher, and ways to attach such a mantle to a crusher head |
| SE0701184-4 | 2007-05-16 | ||
| SE07011844 | 2007-05-16 | ||
| PCT/SE2008/000295 WO2008140375A1 (en) | 2007-05-16 | 2008-04-28 | Inner shell intended for a gyratory crusher, and method of attaching such a shell on a crushing head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101641158A true CN101641158A (en) | 2010-02-03 |
| CN101641158B CN101641158B (en) | 2012-01-11 |
Family
ID=40002447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008800094904A Expired - Fee Related CN101641158B (en) | 2007-05-16 | 2008-04-28 | Inner shell intended for a gyratory crusher, and method of attaching such a shell on a crushing head |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US7823820B2 (en) |
| EP (1) | EP2152419A1 (en) |
| CN (1) | CN101641158B (en) |
| AU (1) | AU2008251099A1 (en) |
| BR (1) | BRPI0811854A2 (en) |
| CL (1) | CL2008001425A1 (en) |
| EA (1) | EA015853B1 (en) |
| NZ (1) | NZ579486A (en) |
| SE (1) | SE531280C2 (en) |
| WO (1) | WO2008140375A1 (en) |
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| CN104056681A (en) * | 2013-03-19 | 2014-09-24 | 山特维克知识产权股份有限公司 | Gyratory Crusher Outer Crushing Shell |
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| CN108348918A (en) * | 2015-11-04 | 2018-07-31 | 加拿大思博选矿设备公司 | Anti rotation device and method for cone crusher head |
| CN109079475A (en) * | 2018-09-03 | 2018-12-25 | 南昌矿山机械有限公司 | A kind of multicylinder hydraulic spindle breaker spindle mounted method |
| CN111617827A (en) * | 2019-02-28 | 2020-09-04 | 麦克洛斯基国际有限公司 | Heat shield for cone crusher |
| CN113680426A (en) * | 2021-08-27 | 2021-11-23 | 南昌矿山机械有限公司 | Anti-rotation lining plate of cone crusher and anti-rotation assembly method thereof |
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| US8944356B2 (en) | 2009-01-29 | 2015-02-03 | Metso Minerals Inc. | Fastening device, a cone crusher and a method for fastening an inner crushing blade to a head of a cone crusher |
| EP2647437B1 (en) * | 2012-04-03 | 2015-09-30 | Sandvik Intellectual Property AB | Gyratory crusher crushing head |
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| EP2774680B1 (en) | 2013-03-08 | 2016-02-17 | Sandvik Intellectual Property AB | Gyratory crusher outer crushing shell |
| EP2775176A1 (en) | 2013-03-08 | 2014-09-10 | Sandvik Intellectual Property AB | Sealing ring for gyratory crusher |
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| AU2013311110B2 (en) | 2013-03-08 | 2018-07-05 | Sandvik Intellectual Property Ab | Gyratory crusher outer crushing shell |
| EP2774683B1 (en) | 2013-03-08 | 2015-07-01 | Sandvik Intellectual Property AB | Gyratory crusher spider arm shield |
| CA153437S (en) * | 2013-04-22 | 2014-10-29 | Sandvik Intellectual Property | Crusher inspection hatch |
| US9643187B2 (en) | 2013-04-25 | 2017-05-09 | Sandvik Intellectual Property Ab | Gyratory crusher topshell |
| USD751128S1 (en) * | 2013-06-27 | 2016-03-08 | Sandvik Intellectual Property Ab | Crushing shell |
| EP2818246B1 (en) | 2013-06-27 | 2015-12-02 | Sandvik Intellectual Property AB | Crushing shell with profiled crushing surface |
| EP2821139B1 (en) | 2013-07-04 | 2015-12-02 | Sandvik Intellectual Property AB | Gyratory crusher outer crushing shell and sealing ring assembly |
| EP2821140B1 (en) | 2013-07-05 | 2015-12-02 | Sandvik Intellectual Property AB | Gyratory crusher topshell assembly |
| WO2017005279A1 (en) * | 2015-07-03 | 2017-01-12 | Sandvik Intellectual Property Ab | Crushing shell with rotational lock |
| CN108698048A (en) | 2016-03-07 | 2018-10-23 | 山特维克知识产权股份有限公司 | Seal assembly for gyratory crusher |
| WO2017198309A1 (en) | 2016-05-20 | 2017-11-23 | Sandvik Intellectual Property Ab | Inner crushing shell support ring |
| US10500590B2 (en) | 2017-03-29 | 2019-12-10 | Sandvik Intellectual Property Ab | Gyratory crusher topshell |
| SE542375C2 (en) * | 2018-04-19 | 2020-04-21 | Metso Minerals Inc | Sealing member and mantle comprising such member, gyratory crusher and method of installing |
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| SU507356A1 (en) * | 1970-04-16 | 1976-03-25 | Всесоюзного Научно-Исследовательского И Проектного Института Механической Обработки Полезных Ископаемых | Device for fastening armor cone crusher |
| US3908915A (en) * | 1974-08-07 | 1975-09-30 | Fuller Co | Antirotation device for a gyratory crusher |
| SU829169A1 (en) * | 1979-02-23 | 1981-05-15 | Всесоюзный Ордена Трудового Красногознамени Научно-Исследовательский Ипроектный Институт Механической Обра-Ботки Полезных Ископаемых "Механобр" | Apparatus for securing lining of cone crusher moving crushing cone |
| SE421864B (en) * | 1979-04-09 | 1982-02-08 | Vni I Pi Mekh I Obrabotki Pole | Arrangement for fastening a wear reinforcement on the crushing cone in a crusher |
| SE430027B (en) * | 1982-04-26 | 1983-10-17 | Vnii Abrazivov | Arrangement for fastening armour plating to a regulating ring in a conical crusher |
| US4666092A (en) * | 1985-12-26 | 1987-05-19 | Barber-Greene Company-Telsmith Division | Torque limiter for gyratory crusher anti-spin clutch |
| US6129297A (en) * | 1997-07-30 | 2000-10-10 | Martin Marietta Materials, Inc. | Cone crusher with wear indicator |
| FI107130B (en) * | 1999-06-17 | 2001-06-15 | Metso Minerals Tampere Oy | crusher |
| FR2848880B1 (en) * | 2002-12-20 | 2005-02-04 | Metso Minerals Macon Sa | SYSTEM FOR ATTACHING THE MOBILE JAW OF A CONE OR GYRATORY MILL |
| SE525341C2 (en) * | 2003-06-18 | 2005-02-08 | Sandvik Intellectual Property | Fastening method for fastening outer shell in gyrator crusher, involves pressing spacer for clamping outer shell in between second abutment surface on outer periphery of outer shell and frame |
| FI117044B (en) * | 2004-04-26 | 2006-05-31 | Metso Minerals Tampere Oy | Hydraulically adjustable cone crusher |
-
2007
- 2007-05-16 SE SE0701184A patent/SE531280C2/en not_active IP Right Cessation
-
2008
- 2008-04-28 EA EA200971065A patent/EA015853B1/en not_active IP Right Cessation
- 2008-04-28 WO PCT/SE2008/000295 patent/WO2008140375A1/en active Application Filing
- 2008-04-28 EP EP08741869A patent/EP2152419A1/en not_active Withdrawn
- 2008-04-28 BR BRPI0811854-0A2A patent/BRPI0811854A2/en not_active IP Right Cessation
- 2008-04-28 NZ NZ579486A patent/NZ579486A/en unknown
- 2008-04-28 AU AU2008251099A patent/AU2008251099A1/en not_active Abandoned
- 2008-04-28 CN CN2008800094904A patent/CN101641158B/en not_active Expired - Fee Related
- 2008-05-14 US US12/153,105 patent/US7823820B2/en not_active Expired - Fee Related
- 2008-05-15 CL CL2008001425A patent/CL2008001425A1/en unknown
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| CN104870095A (en) * | 2012-10-26 | 2015-08-26 | 蒂森克虏伯工业解决方案股份公司 | Gyratory crusher for comminuting material to be crushed |
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| CN104056681A (en) * | 2013-03-19 | 2014-09-24 | 山特维克知识产权股份有限公司 | Gyratory Crusher Outer Crushing Shell |
| CN104549617A (en) * | 2013-10-11 | 2015-04-29 | 山特维克知识产权股份有限公司 | Gyratory crusher spider arm shields |
| CN104549617B (en) * | 2013-10-11 | 2018-07-31 | 山特维克知识产权股份有限公司 | Gyratory crusher support arm protector |
| CN108348918A (en) * | 2015-11-04 | 2018-07-31 | 加拿大思博选矿设备公司 | Anti rotation device and method for cone crusher head |
| US10780440B2 (en) | 2015-11-04 | 2020-09-22 | Sepro Mineral Systems Corp. | Anti-spin apparatus and method for cone crusher head |
| CN109079475A (en) * | 2018-09-03 | 2018-12-25 | 南昌矿山机械有限公司 | A kind of multicylinder hydraulic spindle breaker spindle mounted method |
| CN111617827A (en) * | 2019-02-28 | 2020-09-04 | 麦克洛斯基国际有限公司 | Heat shield for cone crusher |
| CN113680426A (en) * | 2021-08-27 | 2021-11-23 | 南昌矿山机械有限公司 | Anti-rotation lining plate of cone crusher and anti-rotation assembly method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| NZ579486A (en) | 2011-05-27 |
| SE531280C2 (en) | 2009-02-10 |
| AU2008251099A1 (en) | 2008-11-20 |
| EA200971065A1 (en) | 2010-04-30 |
| SE0701184L (en) | 2008-11-17 |
| US7823820B2 (en) | 2010-11-02 |
| WO2008140375A1 (en) | 2008-11-20 |
| BRPI0811854A2 (en) | 2014-10-21 |
| CN101641158B (en) | 2012-01-11 |
| CL2008001425A1 (en) | 2009-01-16 |
| US20080290200A1 (en) | 2008-11-27 |
| EP2152419A1 (en) | 2010-02-17 |
| EA015853B1 (en) | 2011-12-30 |
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Granted publication date: 20120111 Termination date: 20120428 |